Mogul or medium base lamp holder



FIG. 1 is a top perspective view of a mogul or medium base lamp holder showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a side view thereof, the opposite side being a mirror image;

FIG. 5 is a side view thereof rotated ninety degrees from that of FIG. 4, the opposite side being a mirror image; and,

FIG. 6 is a bottom view thereof.

The broken line showing of the environment is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a mogul or medium base lamp holder, as shown and described. 